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# Recipe creation tool - newappend plugin
#
# This sub-command creates a bbappend for the specified target and prints the
# path to the bbappend.
#
# Example: recipetool newappend meta-mylayer busybox
#
# Copyright (C) 2015 Christopher Larson <kergoth@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import argparse
import errno
import logging
import os
import re
import sys
logger = logging.getLogger('recipetool')
tinfoil = None
def tinfoil_init(instance):
global tinfoil
tinfoil = instance
def _provide_to_pn(cooker, provide):
"""Get the name of the preferred recipe for the specified provide."""
import bb.providers
filenames = cooker.recipecache.providers[provide]
eligible, foundUnique = bb.providers.filterProviders(filenames, provide, cooker.expanded_data, cooker.recipecache)
filename = eligible[0]
pn = cooker.recipecache.pkg_fn[filename]
return pn
def _get_recipe_file(cooker, pn):
import oe.recipeutils
recipefile = oe.recipeutils.pn_to_recipe(cooker, pn)
if not recipefile:
skipreasons = oe.recipeutils.get_unavailable_reasons(cooker, pn)
if skipreasons:
logger.error('\n'.join(skipreasons))
else:
logger.error("Unable to find any recipe file matching %s" % pn)
return recipefile
def layer(layerpath):
if not os.path.exists(os.path.join(layerpath, 'conf', 'layer.conf')):
raise argparse.ArgumentTypeError('{0!r} must be a path to a valid layer'.format(layerpath))
return layerpath
def newappend(args):
import oe.recipeutils
pn = _provide_to_pn(tinfoil.cooker, args.target)
recipe_path = _get_recipe_file(tinfoil.cooker, pn)
rd = tinfoil.config_data.createCopy()
rd.setVar('FILE', recipe_path)
append_path, path_ok = oe.recipeutils.get_bbappend_path(rd, args.destlayer, args.wildcard_version)
if not append_path:
logger.error('Unable to determine layer directory containing %s', recipe_path)
return 1
if not path_ok:
logger.warn('Unable to determine correct subdirectory path for bbappend file - check that what %s adds to BBFILES also matches .bbappend files. Using %s for now, but until you fix this the bbappend will not be applied.', os.path.join(destlayerdir, 'conf', 'layer.conf'), os.path.dirname(appendpath))
layerdirs = [os.path.abspath(layerdir) for layerdir in rd.getVar('BBLAYERS', True).split()]
if not os.path.abspath(args.destlayer) in layerdirs:
logger.warn('Specified layer is not currently enabled in bblayers.conf, you will need to add it before this bbappend will be active')
if not os.path.exists(append_path):
bb.utils.mkdirhier(os.path.dirname(append_path))
try:
open(append_path, 'a')
except (OSError, IOError) as exc:
logger.critical(str(exc))
return 1
print(append_path)
def register_command(subparsers):
parser = subparsers.add_parser('newappend',
help='Create a bbappend for the specified target in the specified layer')
parser.add_argument('-w', '--wildcard-version', help='Use wildcard to make the bbappend apply to any recipe version', action='store_true')
parser.add_argument('destlayer', help='Base directory of the destination layer to write the bbappend to', type=layer)
parser.add_argument('target', help='Target recipe/provide to append')
parser.set_defaults(func=newappend, parserecipes=True)
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